China Factory Price SA387GR11CL2 Press Vessel and Boiler Steel Plate

Posted:2016-11-30 01:48:06

SA387 is a kind of pressure vessel steel plates that suitable for used in elevated temperature( 350 ～ 480 ℃). The maximum thickness of SA387GR11CL2 steel plate can reach up to 250mm.

The Heart Treatment of SA387GR11CL2 steel

According to the different thickness and impact requirements, SA387 GR11CL2 steel plate's heat treatment choose normalized and tempered or normalized, accelerated cooling and tempered.

The Main Chemical Composition of SA387

Grade	Gr5 Cl2	Gr12 Cl2	Gr11 Cl2	Gr22 Cl2	Gr91
C	≤ 0.15	0.05-0.17	0.05-0.17	0.05-0.15	0.06-0.15
Mn	0.30-0.60	0.40-0.65	0.40-0.65	0.30-0.60	0.25-0.66
Si	≤ 0.50	0.15-0.40	0.50-0.80	≤ 0.50	0.18-0.56
P	≤ 0.035	≤ 0.035	≤ 0.035	≤ 0.035	≤ 0.020
S	≤ 0.035	≤ 0.035	≤ 0.035	≤ 0.035	≤ 0.010
Cr	4.00-6.00	0.80-1.15	1.00-1.50	2.00-2.50	8.00-9.50
Mo	0.45-0.65	0.45-0.60	0.45-0.60	0.90-1.10	0.85-1.05

SA387GR11CL2 Mechanical Property

Grade	Mechanical Property
Grade	Tensile Strength(MPa)	Yield Strength(MPa)	% Elongation in 2 in.(50mm) min	Impacting Test Temperature(°C)
SA387 Grade 11 Class2(SA387GR11CL2)	0.35-0.73	310	22	-20,40,-60

SA387GR11CL2 Steel Plate Application:

SA387 is widely used in manufacturing fertilizer, petrochemical industry and thermal power plant equipment, such as synthetic ammonia reactor, coal and hydrogenation reactor.

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